片状闪电;
I feel a thunderstorm is brewing. Do you see the sheet-lightning there?
恐怕暴雨即将来临, 您看见那边打闪了 吗 ?
It is a scheme often applied in the project for buildings with metal roofing to take self sheet metal as lightning receiver.
金属屋面建筑物利用自身金属薄板做接闪器,是一种工程中常采用的方案。
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